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OPERATOR: <br />MINE: <br />DATE OF INSPECTION: <br />SEDIMENT POND IDENTIFICATION: <br />REFERENCE ELEVATIONS: <br />TWENTYMILE COAL COMPANY <br />FOIDEL CREEK MINE <br />~(°~ <br />WASTE WATER TREATMENT POND # 2 <br />BERM CREST = 6858.5; BOTTOM POND = 6848.5 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: `~' b~S7 <br />c <br />Sediment level (% total storage) '~(~ Ca PS l- <br />Outflow (cfs): t1 _UQ ~ M(I ~ /R <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rigs & Gullies on Embankments (~ <br />Inadequate Vegetation .y <br />Outlet Channel Erosion y <br />Burrows <br />Other <br />STRUCTURAL: <br /> <br />Differential Settling , / <br />t~ <br />Cracks or Slides <br />Seepage <br />Other <br />APPURTENANT STRUCTURES: <br />Defective Spillways <br />Dewatering Device Clogged `~ <br />Faulty Gates, Baffles, Pumps <br />Other <br />ADDITIONAL <br />MAINTENAN( <br />is/documenVgrtlypnd/Pondinsp.doc <br />